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Gas theory: Flame retardant releases incombustible gas at high temperature and dilutes the combustible gas released from combustion to below the combustion concentration, which has the effect of gas dilution. The dilution of different gases is in the following order: N2 > CO2 > SO2 > NH3.某要塞战区两栖侦察队新到的副队长乔旗是毕业于名牌军事学院侦察专业的研究生，队长于波以骁勇善战著称，在历次比武中屡建奇功。他们接到命令，年底要参加战区侦察兵大比武，选拔参加国际比赛的精兵强将，那是仅有的八分之一次机会。乔旗在学习国际侦察兵教案中获得许多新的训练理念，对忘我工作的于队长触动很大，在训练中，俩人不断磨合成了互补型搭档，也提升了训练的水准，使队员们顺利完成了路程设置、作战、泅渡、反侦察、攀岩、排雷、躲避假设敌等16项演习科目，并取得了好成绩。该剧通过几个现代基层官兵的塑造，折射出军旅生活的不同侧面，以及他们对我军实现机械化、信息化及未来战争的思考。MDT should collect key information (such as staging, physical condition and complications) that directly affect diagnosis and treatment decisions.为了传统，婉仪循规蹈矩，向现实妥协，向礼教退让，最终放弃真爱，毁灭自己；为了翻身，秋桐坚强不屈，披荆斩棘努力求索，最终不仅事业又称，更赢得真爱。　　故事简介：八前年，他们相爱。可是有一天，她离开了他，没留下任何缘由，他很伤心失落。If a citizen's whereabouts have been unknown for four years, or for two years due to an accident, or if the relevant authorities prove that the citizen cannot survive due to an accident, and the interested parties apply for declaration of his death, they shall submit the application to the basic people's court in the place where the missing person is domiciled.